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BidSonar is an independent index of public-sector opportunities. We aggregate data from official sources and are not affiliated with any procurement body. Data is licensed under the Open Government Licence v3.0 and the EU TED reuse notice.

    ContractsRoutine Odour Control Unit Sampling and Analysis Services
    Awarded contract

    Routine Odour Control Unit Sampling and Analysis Services

    Awarded
    £4.8m
    Published 1 Jul 2026

    Framework supplier needed for MCERTS-compliant odour control sampling and analysis across 24 treatment units at 11 wastewater sites.

    🇬🇧United Kingdom· North WestPublished 1 Jul 2026· 3 months agoviaFind a Tender
    Awarded
    £4.8m
    Published 1 Jul 2026

    Decision brief

    4 fields
    • Contract value
      £4,800,000
      Pounds sterling
    • Closing date
      Rolling
      No closing date published
    • Sector
      Environmental Services
      Browse related listings
    • Location
      🇬🇧United Kingdom
      North West

    Suppliers

    2 suppliers
    • EM
      Element Materials Technology Environmental UK Ltd
    Lead contractor
  1. OU
    Olfasense Uk Ltd
    Consortium partner
  2. Lifecycle

    Awarded

    Contract awarded. Originally published 3 months ago.

    1 July 2026
    Awarded — no open tender advertised

    Brief

    United Utilities is seeking a framework supplier to deliver 6-monthly routine sampling, laboratory analysis, and reporting services for 24 Odour Control Units (OCUs) located across 11 wastewater treatment sites. The work must comply with MCERTS (Monitoring Certification Scheme) standards. OCUs are air treatment systems that capture and neutralize odorous and corrosive gases before atmospheric release, operating under Industrial Emissions Directive permits and Environment Agency environmental obligations for AMP8 and AMP9 investment cycles. Successful suppliers will provide consistent environmental monitoring to ensure regulatory compliance and operational effectiveness across the portfolio of sites.

    Track record

    3 awards · 3 winners
    Open panel

    Mostly framework call-offs rather than head-to-head competition.

    In engineering, UNITED UTILITIES WATER LIMITED has awarded 3 contracts to 3 suppliers.

    Who wins here
    1. NSI Water and Wastewater Solutions Ltd1× · 33%
    2. Amelio Utilities Ltd1× · 33%
    3. Element Materials Technology Environmental UK Ltd1× · 33%

    Across engineering, the most active winners are AECOM LTD, WSP UK LIMITED, OVE ARUP PARTNERS LIMITED — the field to beat, or your route in as a partner.

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    Take action
    View on sourceFind a Tender

    Award notice and full record on the publisher's site

    Publisher
    UK Cabinet Office
    Licence
    OGL v3.0
    Source
    find-tender.service.gov.uk
    Record ID
    ocds-h6vhtk-067896
    UU
    Buyer
    UNITED UTILITIES WATER LIMITED
    Sector
    Environmental Services